WO2015104201A1 - Système de gestion de batterie servant à contrôler et à réguler le fonctionnement d'une batterie et système de batterie pourvu d'un tel système de gestion de batterie - Google Patents

Système de gestion de batterie servant à contrôler et à réguler le fonctionnement d'une batterie et système de batterie pourvu d'un tel système de gestion de batterie Download PDF

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Publication number
WO2015104201A1
WO2015104201A1 PCT/EP2014/079424 EP2014079424W WO2015104201A1 WO 2015104201 A1 WO2015104201 A1 WO 2015104201A1 EP 2014079424 W EP2014079424 W EP 2014079424W WO 2015104201 A1 WO2015104201 A1 WO 2015104201A1
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WO
WIPO (PCT)
Prior art keywords
battery
management system
battery management
separating device
data
Prior art date
Application number
PCT/EP2014/079424
Other languages
German (de)
English (en)
Inventor
Stefan Benz
Joerg Schneider
Karsten Haug
Stefan Butzmann
Original Assignee
Robert Bosch Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Priority to KR1020167017872A priority Critical patent/KR102329913B1/ko
Priority to CN201480072519.9A priority patent/CN105874680B/zh
Priority to US15/110,137 priority patent/US20160336770A1/en
Publication of WO2015104201A1 publication Critical patent/WO2015104201A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0007—Measures or means for preventing or attenuating collisions
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
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    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0069—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to the isolation, e.g. ground fault or leak current
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    • B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
    • G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
    • H—ELECTRICITY
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    • H—ELECTRICITY
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    • H—ELECTRICITY
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    • Y02T10/72—Electric energy management in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Definitions

  • a battery management system for monitoring and controlling the operation of a battery and battery system having such a battery management system
  • the invention relates to a battery management system for monitoring and regulating the operation of a rechargeable battery comprising a plurality of battery cells, comprising a control unit, a plurality of cell monitoring units to be assigned to at least one battery cell, a communication system for transmitting and / or receiving data, and a separating device for galvanic Separating the battery from a consumer and / or a charging device, wherein the separating device is designed to receive data. Furthermore, the invention relates to a battery system with a rechargeable, a plurality of battery cells comprehensive battery and a battery management system for monitoring and regulating the operation of the battery. State of the art
  • Battery management systems are known in the prior art, for example, from the document WO 2010/1 18039 A1. Input said battery management systems are used in battery systems, which includes a battery having a plurality of electrically interconnected battery cells, in particular rechargeable lithium-ion cells, in particular for monitoring and regulating the operation of the battery.
  • the operation of a battery of a battery system comprises in particular the discharge of a battery, that is in particular the Use of such a battery with a corresponding electrical consumer, as well as the charging of a battery, that is, the recharging of a battery.
  • the battery management system usually ensures reliable operation, taking account of safety, performance and / or service life requirements for the battery.
  • CSCs Cell Supervising Circuits
  • BCU Battery Control Unit
  • SOC state of charge
  • SOH State of Health
  • Such battery management systems usually include contactors as a disconnecting device for galvanic isolation of the battery from a consumer and / or a charging device.
  • a separation device is designed to receive control signals as data, wherein the control of the separating device is also carried out by the control unit.
  • the control unit is assigned the task of electrically isolating individual battery cells or a group of battery cells, in particular individual battery modules, from the pole terminals of the battery via the triggering of the isolator if detected measured values indicate a safety-critical condition of these battery cells.
  • Such disconnection of battery cells is of great importance in order to keep greater damage both from the battery and from an electrical consumer device fed by the battery or a charging device recharging the battery.
  • a battery management system for monitoring and regulating the operation of a rechargeable, a plurality of battery cells comprehensive battery which includes a control unit, a plurality of each at least one battery cell to be assigned cell monitoring units, a communication system for transmitting and / or receiving data Separating device for galvanic isolation of the battery from a consumer and / or a charging device, wherein the separating device is adapted to receive data, and the separating means comprises an evaluation unit, which received data from the separator with respect to a need to disconnect the battery from a consumer - and / or a charging device evaluates.
  • the separating device is advantageously quasi equipped with an "intelligence", whereby the functionality of the separating device can advantageously be extended and / or expanded.
  • the separating device of the battery management system according to the invention is thus advantageously a battery disconnect unit (BDU) extended in its functional scope.
  • Data received by the separation device of the battery management system are, in particular, analog and / or digitized measured variables and / or control signals.
  • the evaluation of the separator is designed to perform an additional security check and thus to further increase the safety of a battery system with a battery system according to the invention.
  • the evaluation unit is designed according to an advantageous embodiment to verify evaluation results of the control unit so that advantageously only in a verified presence of a requirement for the separation of the battery from a consumer and / or a charger, the separator the battery from a connected consumer and / or Charging device galvanically isolated.
  • the separation device itself is capable of triggering a disconnection of the battery from a load and / or a charging device, preferably without a corresponding triggering and / or activation signal being sent from the control unit to the disconnecting device.
  • the separating device further comprises switching elements, preferably contactors, which advantageously interrupt the high-voltage circuit between the battery and the consumer device or between the battery and the charging device by opening.
  • An opening of the switching elements is preferably triggered by a control signal sent to the respective switching element, wherein the separating device is advantageously designed to generate the drive signal.
  • the safety-critical path is shortened within the battery management system, as data can be transmitted directly to the separator and not the longer signal path through the control unit is required.
  • the control unit is advantageously executable with only non-safety-critical functionality. This advantageously simplifies the securing requirements imposed on the control unit and the use thereof connected hedging, which advantageously costs are saved.
  • the control unit of the battery management system is preferably a central control unit, in particular a so-called battery control unit (BCU).
  • BCU battery control unit
  • the control unit is designed to perform central control tasks.
  • the control unit unit is connected via the communication system with the cell monitoring units for receiving data and receives from the cell monitoring units detected operating parameters, in particular battery cell voltages and / or battery cell temperatures. The received data are evaluated by the control unit.
  • battery characteristics such as the state of charge of SOC (battery cells) and / or the state of health of SOH (SOH) are determined during the evaluation.
  • control unit unit preferably has a communication interface via which the control unit unit can communicate with further control unit units which do not belong to the battery management system.
  • the control unit of the battery management system via the communication interface advantageously with vehicle control devices, such as a so-called Vehicle Control Unit (VCU) communicate.
  • VCU Vehicle Control Unit
  • a VCU assumes functions such as the coordination of the drive torque, the charge management and / or the control of vehicle states, such as “charging”, “driving” or “parking.”
  • the cell monitoring units of the battery system according to the invention are preferably in particular for taking over sensory functions, in particular for detecting battery cell voltages and / or battery cell temperatures, and / or for carrying out charge equalization between the battery cells the cell monitoring units are so-called Cell Supervision Circuits (CSC).
  • CSC Cell Supervision Circuits
  • the separating device of the battery management system comprises a control device which is designed to trigger a separation of the battery from a consumer and / or a charging device as a function of the result of the evaluation of the evaluation unit.
  • the control device is designed to control switching elements of the separating device, in particular contactors, preferably in such a way that the switching elements open by a control signal generated by the control device and thus carried out a galvanic separation of the battery from a consumer and / or a charging device becomes.
  • the evaluation unit of the separating device of the control device of the separating device signals the presence of a critical operating state, wherein a critical operating state is detected by means of the evaluation device.
  • measured values received in particular by the separating device can be compared with predefined limit values by means of a comparator unit, wherein exceeding and / or undershooting a predefined limit value can characterize a critical operating state of the battery.
  • the separating device is connected via the communication system with the cell monitoring units, in particular directly connected to the cell monitoring units, wherein the separator is formed, detected by the cell monitoring units operating parameters, in particular detected battery cell voltages and / or battery cell temperatures, as data receive.
  • the communication system of the battery management system is a serial BUS system, preferably a CAN bus system. Data is advantageously transmitted within the battery management system using the CAN protocol. A transmission using the CAN protocol is advantageously particularly reliable and less prone to failure.
  • the battery management system comprises at least one current measuring device for measuring an electric current of the battery, wherein the at least one current measuring device is connected to the separating device and the separating device is adapted to receive from the at least one current measuring device measured currents as data.
  • the current measurement can be realized using a shunt.
  • the connection of the at least one current measuring device to the separating device can take place in particular via a so-called LIN bus (LIN: Local Interconnect Network).
  • LIN bus LIN: Local Interconnect Network
  • the separation device is further configured to receive at least one crash signal as data.
  • a control unit of the vehicle generates a crash signal by evaluating measured variables detected by crash sensors, for example a crash signal which is used to trigger vehicle restraint systems, and this signal is sent to the separating device.
  • the separating device preferably has a separate communication interface.
  • the crash signal is detected by the evaluation unit of the separation device as a crash signal, wherein upon receipt of a crash signal advantageously a separation of the battery from a consumer and / or a charging device is triggered, preferably by controlling contactors of the separator.
  • the battery management system to another communication system, wherein the separating device is connected via the further communication system with the cell monitoring units.
  • the separation device is also connected to the cell monitoring units via the first communication system.
  • the further communication system is advantageously used for the redundant transmission of security-relevant information, in particular for the transmission of detected by the cell monitoring units battery cell voltages and / or battery cell temperatures, preferably of critical battery cell voltages and / or critical battery cell temperatures.
  • the further communication system advantageously further increases system security.
  • an ASIL decomposition see ISO 26262
  • the further communication system is advantageously implemented as a serial BUS system.
  • the further communication system is a communication line interconnecting the cell monitoring unit, data being transmitted from the cell monitoring units via the communication line to the separation device using the daisy-chain principle.
  • the further communication system is preferably designed as a daisy-chain alarm line, via which preferably all security-related information between the Cell monitoring units and the separator can be transmitted.
  • the separation device is also designed to generate using the data received a HV interlock signal (HV: High Voltage) and / or monitor.
  • HV High Voltage
  • the HV interlock signal is advantageously a signal which is used to separate the high voltage circuit between the battery and the consumer and / or charging device.
  • a further advantageous embodiment of the invention provides that the battery management system is partially connected to a high voltage circuit and partly to a low-voltage circuit, wherein the control unit is connected exclusively to the low-voltage circuit.
  • the control unit in this embodiment operates exclusively on low-voltage potential (LV potential, LV: low voltage)
  • LV potential, LV: low voltage low-voltage potential
  • Such an advantageous embodiment is advantageously realized without loss of security that not the control unit is used to control the separator of the battery management system.
  • the separator of the battery management system according to the invention by the evaluation unit has its own intelligence, the separator is advantageously designed to evaluate received data and advantageously to use the evaluated data to control contactors of the separator, preferably by a control device of the separator.
  • a battery system with a rechargeable, a plurality of battery cells comprehensive battery and a battery management system for monitoring and regulating the operation of the battery is further proposed, wherein the Batteemanagennentsystenn the Battehesystems a battery management system according to the invention.
  • FIG. 1 is a block diagram of a simplified representation of an embodiment of a battery management system according to the invention.
  • Fig. 2 is a block diagram of a simplified representation of another embodiment of an inventive
  • a battery management system 1 for monitoring and regulating the operation of a rechargeable battery comprising a plurality of battery cells is shown in block diagram form.
  • the battery management system comprises a control unit 2, a plurality of cell monitoring units 3 (in each case three cell monitoring units 3 are shown in FIG. 1 and FIG. 2), a separation device 4 for the galvanic separation of the battery from a load and / or a charging device, a communication system 5 and a current measuring device 6.
  • a use of the battery management systems 1 shown in Fig. 1 and Fig. 2 is provided in battery systems used in electric vehicles.
  • the battery management system 1 is partly connected to a high-voltage circuit (hatching from bottom left to top right) and partly to a low-voltage circuit (hatching from top left to bottom right).
  • the control unit 2 is in each case advantageously connected exclusively to the low-voltage circuit.
  • the control unit 2 of the battery management system 1 shown in FIG. 1 and FIG. 2 is preferably designed as a battery control unit.
  • the control unit 2 is connected via a CAN bus 9 with a vehicle control device 10 for exchanging data.
  • This vehicle control device device 10 may in particular be a so-called Vehicle Control Unit (VCU), which in particular exercises functionalities such as the coordination of the drive torque, the charge management and / or the control of vehicle states, such as loading, driving, parking, etc.
  • VCU Vehicle Control Unit
  • data provided by the cell monitoring units 3 or data provided by the separating means 4 can be received by the control unit 2 and processed by the latter. In particular, these data can be sent from the control unit 2 via the CAN bus 9 to the further vehicle control device 10.
  • the cell monitoring units 3 of the battery management system 1 are preferably Cell Supervision Circuits (CSC), which are designed in particular to detect operating parameters of a battery, in particular battery cell voltages and / or battery cell temperatures, and moreover to carry out further functions, in particular so-called cell balancing.
  • CSC Cell Supervision Circuits
  • the separator 4 of the battery management system 1 is preferably a further developed battery disconnect unit (BDU), which is in particular designed to interrupt the high voltage circuit between a battery and a consumer device and / or a charging device via switching elements, preferably via contactors.
  • BDU battery disconnect unit
  • the separating device 4 comprises in each case an evaluation unit (not explicitly shown in the figures), which may be designed, in particular, as a microcontroller circuit.
  • the separating device 4 comprises a control device (not explicitly shown in the figures), in particular a control device, which is designed for driving the switching elements of the separating device (not explicitly shown in the figures). As schematically illustrated in FIGS.
  • the cell monitoring units 3 and the control unit 2 as well as the cell monitoring units 3 and the separation device 4 are interconnected via a communication system 5 for transmitting and / or receiving data.
  • the communication system 5 is preferably designed as a CAN bus system. Via the communication system 5, the control unit 2 and the separation device 4 can each exchange data with the cell monitoring units 3.
  • the separating device 4 is designed to receive data from the cell monitoring units via the communication system 5, in particular operating parameters detected by the cell monitoring units 3, in particular battery cell voltages and / or battery cell temperatures.
  • the separating device 4 is designed to receive currents measured by the current measuring device 6 as data.
  • the separating device 4 is further configured to receive and evaluate a crash signal transmitted via the signal line 7 as data in order to trigger a galvanic disconnection of the battery from a consumer device and / or a charging device, if required. Furthermore, the separator 4 is advantageously designed to monitor a HV interlock signal, which is provided to the separator via the signal line 8.
  • All incoming data via the communication system 5, via the signal line 7, via the signal line 8 and / or from the current measuring device 6 via the LIN bus 1 1 are advantageously from the evaluation of the separator 4 with respect to a requirement for the separation of the battery from a consumer and / or a charging device evaluated.
  • an evaluation of received via the communication system 5 Operating parameters, such as received battery cell voltages and / or battery cell temperatures, as to whether a critical operating condition exists.
  • received operating parameters can in particular be subjected to threshold comparisons in order to determine whether operating parameters exceed or fall short of predetermined lower limit values and / or upper limit values.
  • the evaluation unit of the separating device 4 is advantageously designed to evaluate the currents measured by the current measuring device 6 with regard to critical values. Furthermore, the evaluation unit is advantageously designed to evaluate a signal received via the signal line 7 to determine whether a disconnection of the battery from a consumer device and / or a charging device is required due to a vehicle crash.
  • the control device of the separating device 4 is advantageously designed to trigger a disconnection of the battery from a load and / or a charging device as a function of the results of the evaluation of the evaluation unit.
  • the control device is advantageously designed to control the switching elements of the separator for disconnecting the battery from a consumer and / or a charging device such that these open.
  • the high voltage circuit is advantageously interrupted by the opening of the switching element or the switching elements.
  • the control device of the separating device 4 is designed to generate a control signal, wherein the switching elements open upon receipt of the control signal.
  • the exemplary embodiment illustrated in FIG. 2 is extended by a further communication system 12 in comparison to the exemplary embodiment illustrated in FIG. 1.
  • the further communication system 12 is preferably a field bus.
  • the further communication system 12 is thereby used for the redundant transmission of data acquired by the cell monitoring units 3, in particular of safety-relevant information, to the separating device 4.
  • This means that the separation device 4 receives data from the cell monitoring units 3 both via the communication system 5 and via the further communication system 12 receives.
  • the transmission of acquired data from the cell monitoring units 3 to the separating device 4 takes place in the embodiment shown in FIG. 2 using the so-called daisy-chain principle. This means that one of the cell monitoring units 3 (in FIG.
  • the lowest cell monitoring unit is connected directly to the separating device 4 and the other cell monitoring units 3 are each connected to a further cell monitoring unit 3 (in FIG. 2 each with the correspondingly higher cell monitoring unit) are.
  • Data are in each case transmitted from one cell monitoring unit 3 to the next cell monitoring unit 3 and finally from the last cell monitoring unit 3 to the separating device 4.

Abstract

L'invention concerne un système de gestion de batterie (1) servant à contrôler et à réguler le fonctionnement d'une batterie rechargeable qui comprend une multitude d'éléments de batterie. Ledit système comprend une unité d'appareils de commande (2), une multitude d'unités de surveillance d'éléments (3) destinées à être associées respectivement à au moins un élément de batterie, un système de communication (5) servant à envoyer et/ou à recevoir des données et un dispositif de séparation (4) servant à la séparation galvanique entre la batterie et un appareil consommateur et/ou un appareil chargeur. Le dispositif de séparation (4) est réalisé pour recevoir des données. Le dispositif de séparation (4) comprend une unité d'évaluation, laquelle évalue les données reçues par le dispositif de séparation (4) concernant une exigence de séparation entre la batterie et un appareil consommateur et/ou chargeur. L'invention concerne en outre un système de batterie pourvu d'une batterie rechargeable qui comprend une multitude d'éléments de batterie, et d'un système de gestion de batterie (1) selon l'invention servant à contrôler et à réguler le fonctionnement de la batterie.
PCT/EP2014/079424 2014-01-08 2014-12-30 Système de gestion de batterie servant à contrôler et à réguler le fonctionnement d'une batterie et système de batterie pourvu d'un tel système de gestion de batterie WO2015104201A1 (fr)

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KR1020167017872A KR102329913B1 (ko) 2014-01-08 2014-12-30 배터리의 작동을 모니터링하고 조절하기 위한 배터리 관리 시스템 및 이러한 배터리 관리 시스템을 구비한 배터리 시스템
CN201480072519.9A CN105874680B (zh) 2014-01-08 2014-12-30 监视和调节电池组的运行的电池组管理系统和电池组系统
US15/110,137 US20160336770A1 (en) 2014-01-08 2014-12-30 Battery management system for monitoring and regulating the operation of a battery and battery system having such a battery management system

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DE102014200096.3 2014-01-08
DE102014200096.3A DE102014200096A1 (de) 2014-01-08 2014-01-08 Batteriemanagementsystem zum Überwachen und Regeln des Betriebs einer Batterie und Batteriesystem mit einem solchen Batteriemanagementsystem

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WO2015104201A1 true WO2015104201A1 (fr) 2015-07-16

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US (1) US20160336770A1 (fr)
KR (1) KR102329913B1 (fr)
CN (1) CN105874680B (fr)
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WO (1) WO2015104201A1 (fr)

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CN105874680A (zh) 2016-08-17
US20160336770A1 (en) 2016-11-17

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